Upright sponge



FIG. 1 is a perspective view of the first embodiment of the upright sponge;

FIG. 2 is a front view thereof; and

FIG. 3 is back view thereof;

FIG. 4 is a left-hand view thereof, the right-hand view being a mirror image thereof;

FIG. 5 is a top view thereof; and

FIG. 6 is a bottom view thereof; and

FIG. 7 is a perspective view of the second embodiment of the upright sponge;

FIG. 8 is a front view thereof; and

FIG. 9 is back view thereof;

FIG. 10 is a left-hand view thereof, the right-hand view being a mirror image thereof;

FIG. 11 is a top view thereof; and,

FIG. 12 is a bottom view thereof. 

CLAIM The ornamental design for an upright sponge, as shown and described. 